20532510128

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{5417}}^1\times {\mathrm{18223}}^1$

素因数の和:23661

約数の個数: 40

約数和(自身を含む): 42852132288

約数和(自身を除く): 22319622160

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 5417, 10834, 18223, 21668, 36446, 43336, 70421, 72892, 86672, 140842, 145784, 236899, 281684, 291568, 473798, 563368, 947596, 1126736, 1895192, 3790384, 98713991, 197427982, 394855964, 789711928, 1283281883, 1579423856, 2566563766, 5133127532, 10266255064, 20532510128]

約数ペア:

[(1, 20532510128), (2, 10266255064), (4, 5133127532), (8, 2566563766), (13, 1579423856), (16, 1283281883), (26, 789711928), (52, 394855964), (104, 197427982), (208, 98713991), (5417, 3790384), (10834, 1895192), (18223, 1126736), (21668, 947596), (36446, 563368), (43336, 473798), (70421, 291568), (72892, 281684), (86672, 236899), (140842, 145784)]